An additional 1 percent of employers plan to offer the benefit within the next 12 months.

“Corporate social responsibility is a trending practice among companies. Adding this benefit is yet another example of that,” said Bruce Elliott, manager of compensation and benefits at SHRM. “Additionally, the needs of employees are changing, and in response, companies are adapting to meet those needs.”

The survey, released annually, polled 510 randomly selected HR professionals. It examines more than 300 benefits. HR professionals were asked about electric car charging stations for the first time this year.